Which type of software vulnerability involves an attacker injecting malicious scripts into trusted websites, which are then executed by unsuspecting client web browsers? MCQ with Answer and Explanation
Which type of software vulnerability involves an attacker injecting malicious scripts into trusted websites, which are then executed by unsuspecting client web browsers?
A. Buffer Overflow
B. SQL Injection
C. Denial of Service (DoS)
D. Cross-Site Scripting (XSS)
Answer: Option D
Solution (By JKSSB Mock Tests)
Cross-Site Scripting (XSS) is a security vulnerability where malicious script blocks are injected into reliable web templates, running malicious scripts directly inside client browsers.
Explanation:
400 Bad Request indicates that the server cannot process the request due to malformed syntax or invalid parameters. 401 is Unauthorized, 403 Forbidden, 404 Not Found.
What mechanism does an online payment web application implement over HTTPS routes to substitute sensitive credit card numbers with secure, randomized reference tokens during financial transactions?
A.Altering localized device hardware MAC address registries
B.Tokenization
C.Static FTP file catalog adjustments
D.Running outbound SMTP mail server delivery routines
Explanation:
Tokenization swaps sensitive primary account numbers with algorithmic token strings, protecting original financial data from interception during online payment processing.
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